加强对chrome浏览器文件上传的支持

app/views/attachments/_form.html.erb

@@ -35,3 +35,5 @@
 <% content_for :header_tags do %>
   <%= javascript_include_tag 'attachments' %>
 <% end %>
+
+

public/javascripts/attachments.js

@@ -156,23 +156,23 @@ function uploadBlob(blob, uploadUrl, attachmentId, options) {
 }
 
 function addInputFiles(inputEl) {
-  var clearedFileInput = $(inputEl).clone().val('');
-
-  if (inputEl.files) {
-    // upload files using ajax
-    uploadAndAttachFiles(inputEl.files, inputEl);
-    $(inputEl).remove();
-  } else {
-    // browser not supporting the file API, upload on form submission
-    var attachmentId;
-    var aFilename = inputEl.value.split(/\/|\\/);
-    attachmentId = addFile(inputEl, { name: aFilename[ aFilename.length - 1 ] }, false);
-    if (attachmentId) {
-      $(inputEl).attr({ name: 'attachments[' + attachmentId + '][file]', style: 'display:none;' }).appendTo('#attachments_' + attachmentId);
+   // var clearedFileInput = $(inputEl).clone().val('');
+
+    if (inputEl.files) {
+        // upload files using ajax
+        uploadAndAttachFiles(inputEl.files, inputEl);
+     //   $(inputEl).remove();
+    } else {
+        // browser not supporting the file API, upload on form submission
+        var attachmentId;
+        var aFilename = inputEl.value.split(/\/|\\/);
+        attachmentId = addFile(inputEl, { name: aFilename[ aFilename.length - 1 ] }, false);
+        if (attachmentId) {
+            $(inputEl).attr({ name: 'attachments[' + attachmentId + '][file]', style: 'display:none;' }).appendTo('#attachments_' + attachmentId);
+        }
     }
-  }
 
-  clearedFileInput.insertAfter('#attachments_fields');
+    //clearedFileInput.insertAfter('#attachments_fields');
 }
 
 function uploadAndAttachFiles(files, inputEl) {